Home / 54,616.50-75,365.97-30,415.64

Finding the Fourth Proportional to 54,616.50, 75,365.97 and 30,415.64

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Solution

The fourth proportional to 54,616.50, 75,365.97 and 30,415.64 is: 41,970.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,616.50 : 75,365.97 = 30,415.64 : x
  2. Step 2: Convert to fraction form
    54,616.50/75,365.97 = 30,415.64/x
  3. Step 3: Cross multiply
    54,616.50x = 75,365.97 × 30,415.64
  4. Step 4: Simplify right side
    54,616.50x = 2,292,304,211.77
  5. Step 5: Solve for x
    x = 2,292,304,211.77/54,616.50
  6. Step 6: Final answer
    x = 41,970.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.